[INFO] fetching crate dx_core 0.3.0...
[INFO] testing dx_core-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate dx_core 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dx_core 0.3.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dx_core 0.3.0
[INFO] finished tweaking crates.io crate dx_core 0.3.0
[INFO] tweaked toml for crates.io crate dx_core 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba95efe224698e6b1d812c86e0a5a2af43c8fd09e35209c8a7a0471d37f19604
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba95efe224698e6b1d812c86e0a5a2af43c8fd09e35209c8a7a0471d37f19604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba95efe224698e6b1d812c86e0a5a2af43c8fd09e35209c8a7a0471d37f19604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba95efe224698e6b1d812c86e0a5a2af43c8fd09e35209c8a7a0471d37f19604", kill_on_drop: false }`
[INFO] [stdout] ba95efe224698e6b1d812c86e0a5a2af43c8fd09e35209c8a7a0471d37f19604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 387728c14d7ea983d592c0d1c1b5e1b5ff3e9aaeddf11893dd1648dad091f96b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "387728c14d7ea983d592c0d1c1b5e1b5ff3e9aaeddf11893dd1648dad091f96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/com_object.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "387728c14d7ea983d592c0d1c1b5e1b5ff3e9aaeddf11893dd1648dad091f96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387728c14d7ea983d592c0d1c1b5e1b5ff3e9aaeddf11893dd1648dad091f96b", kill_on_drop: false }`
[INFO] [stdout] 387728c14d7ea983d592c0d1c1b5e1b5ff3e9aaeddf11893dd1648dad091f96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99dc546592a0c1306b8f41b3173e3e7b2888d2cb2ea7be142e28fb417a30a01c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99dc546592a0c1306b8f41b3173e3e7b2888d2cb2ea7be142e28fb417a30a01c", kill_on_drop: false }`
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/com_object.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/com_object.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "99dc546592a0c1306b8f41b3173e3e7b2888d2cb2ea7be142e28fb417a30a01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dc546592a0c1306b8f41b3173e3e7b2888d2cb2ea7be142e28fb417a30a01c", kill_on_drop: false }`
[INFO] [stdout] 99dc546592a0c1306b8f41b3173e3e7b2888d2cb2ea7be142e28fb417a30a01c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ef2f5076e994e9e058dc095ed549a640fd27e8abb2e35edcdf48c97b8c3cf0c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ef2f5076e994e9e058dc095ed549a640fd27e8abb2e35edcdf48c97b8c3cf0c", kill_on_drop: false }`
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/com_object.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/com_object.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dx_core-5fba12e1fca2c8ad)
[INFO] [stderr]      Running tests/com_tests.rs (/opt/rustwide/target/debug/deps/com_tests-0254df4898a1683a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test release_returns_the_expected_number_of_references ... ok
[INFO] [stdout] test query_interface_should_return_ok_for_unknown_iid ... ok
[INFO] [stdout] test add_ref_returns_the_expected_number_of_references ... ok
[INFO] [stdout] test comref_can_be_borrowed ... ok
[INFO] [stdout] test comref_can_be_sent_over_channels ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/enum_flags_test.rs (/opt/rustwide/target/debug/deps/enum_flags_test-4ebb2f73c394ba5c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests dx_core
[INFO] [stdout] test enum_flags_should_have_eq_operator ... ok
[INFO] [stdout] test enum_flags_should_have_xor_operator ... ok
[INFO] [stdout] test enum_flags_should_have_and_operator ... ok
[INFO] [stdout] test enum_flags_should_have_ne_operator ... ok
[INFO] [stdout] test enum_flags_should_have_or_operator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ef2f5076e994e9e058dc095ed549a640fd27e8abb2e35edcdf48c97b8c3cf0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef2f5076e994e9e058dc095ed549a640fd27e8abb2e35edcdf48c97b8c3cf0c", kill_on_drop: false }`
[INFO] [stdout] 3ef2f5076e994e9e058dc095ed549a640fd27e8abb2e35edcdf48c97b8c3cf0c